It is a genetic condition caused when an unusual cell division result in an extra full or even partial copy of chromosome 21.

Chromosome-level looks can reveal the specific genes behind certain traits and disorders while providing information on genome organization. The diminutive chromosome 21--the smallest of the human ...

Chromosome 21 is the smallest human chromosome, and procedures for examining human chromosomes were still being developed during the first part of the century. Many early cytologists had ...

Kuwa 21/03 ni umunis wahariwe Down’s Syndrome (DS) kw'isi, sobanukirwa DS ico arico, ibimemnyetso vyayo, unamenye nimba ...

While Emma has Down syndrome — specifically a rare type called Mosaic Down syndrome — some people don’t believe it. “At the ...

Down syndrome is a genetic disorder caused by an extra chromosome 21, affecting brain and body development. It leads to ...

The presence of three copies of chromosome 21, which harbors the amyloid precursor protein (APP) gene, is the most common genetic cause of Alzheimer’s disease. Carriers of this alteration have Down ...

What is the structure of a chromosome? Why does the total number of chromosomes in a cell matter? Learn how chromosomes self-organize within single cells, and how these patterns help us detect ...

It is observed on March 21 to signify the uniqueness of the triplication of the 21 chromosome, which causes Down Syndrome.

March 21 is World Down Syndrome Day, marking an important time to raise awareness and promote inclusion in local communities.

Gigi’s Playhouse in Fargo is North Dakota’s only Down Syndrome Achieve Center and doesn’t receive any federal funding. It’s ...

World Down Syndrome Day is March 21 (or 3-21) to represent the third copy on a 21st chromosome. The event took place at a ...